Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)

The 4R70W has the following features:

  • Wide ratio gears
  • Four speeds
  • Rear wheel drive
  • Automatic
  • Electronic shift
  • Torque converter clutch control
  • Line pressure controls

The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.

4R70W Automatic Transmission

4R70W Automatic Transmission

    Automatic Transaxle/Transmission
    General Specifications a - MERCON V is not interchangeable at this time with the current MERCON fluids. Check the transmission fluid level indicator to determine the correct fluid and refer to the ...

    Identification Tags
    All vehicles are equipped with a Vehicle Certification Label, located on the driver side door lock post. For correct transmission identification, refer to the code in the space marked TR. ...

    Other materials:

    Windshield washers
    Note: Do not operate the wipers on a dry windshield. This may scratch the glass, damage the wiper blades or cause the wiper motor to burn out. Always use the windshield washer before wiping a dry windshield. Note: Do not operate the washer when the washer re ...

    Caliper (Removal and Installation)
    Special Tool(s) Rear Caliper Piston Adjuster 206-026 (T87P-2588-A) Removal 1. Raise the vehicle on a hoist. 2. Remove the wheel and tire assembly. 3. Disengage the parking brake cable end from the parking brake lever arm. 4. Remov ...

    Clutch (Description and Operation)
    The primary function of the clutch is to couple and uncouple engine power to the transmission upon driver command. The clutch is a single plate, dry friction clutch disc. The clutch disc has a splined hub (with integral torsional dampening springs ...